Liberal Senator Rod Zimmer did not feel threatened by his wife's actions on a airplane last week, Maygan Sensenberger's defence lawyer said in court Wednesday, after the Crown alleged Sensenberger threatened to slit Zimmer's throat.

Maygan Sensenberger, the 23-year-old wife of a Liberal senator, is due back in court Wednesday in Saskatoon -- a domestic case that has entered the international spotlight thanks to the couple's eyebrow-raising age difference.